it should be at the top of their agenda. >> new york mayor michael bloomberg also pushing for tougher national gun regulations. the mayor was surrounded today by dozens of people whose lives have been affected by gun violence. >>> coping with a tragedy like the one in connecticut hard for adults but young children are also trying to make sense of it. cbs 5 reporter cate caugiran shows us how one bay area school district is handling this sensitive issue. >> every time you do it there's a little twinge. but they love it here and they feel safe. so we're trying to foster that and let them know that things happen. >> reporter: bob cavano has two children that golakeshore school. >> it's unbelievable. i mean, there's no -- you know, i try to not have avoidance be my main defense. but in this case, that's part of what i need to keep going. >> reporter: he and his wife made sure their kids knew the shooting in connecticut was an isolated incident and didn't go into much detail. coping with last week's devastating tragedy has parents and teachers across the country reaching out for help. >> a